Inventor

KAWAKUBO HIROYUKI

JP20 patents

⚠️ This page may combine multiple inventors who share the name “KAWAKUBO HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KAWAKUBO HIROYUKI

HONDA MOTOR CO LTD

Engine crankcase structure

Engine with balancer device for vehicle

Arrangement of oil passage to valve system

Engine balancing and improvements thereof

Vehicular power unit

Powertrain assembly including modular transmission

Speed change gear drive for transmission

Engine having a cartridge type transmission

Vehicle engine

Threaded fastener for an internal combustion engine, and internal combustion engine incorporating same

Motorcycle

Gear position detection system for a transmission

Multi-cylinder internal combustion engine and vehicle incorporating same

Vehicular power unit with improved transmission structure

Piston cooling device for multicylinder engine

Structure for blocking oil supply hole of kick idle gear bearing portion

Cylinder block for multicylinder engine

Lubrication system for a transmission gear mechanism

TOYOTA MOTOR CO LTD

Positive crank ventilation apparatus for an engine system

KAWAKUBO HIROYUKI

Exhaust gas purification apparatus for internal combustion engine